Refereed Papers : Journal Conference

  1. Discrete convexity in joint winner property
    Yuni Iwamasa, Kazuo Murota, and Stanislav Živný
    Discrete Optimization, 28:78--88, 2018.
  2. Beyond JWP: A tractable class of binary VCSPs via M-convex intersection
    Hiroshi Hirai, Yuni Iwamasa, Kazuo Murota, and Stanislav Živný
    Proceedings of the 35th International Symposium on Theoretical Aspects of Computer Science (STACS'18), LIPIcs 96, pp.39:1--39:14, 2018.
  3. The quadratic M-convexity testing problem
    Yuni Iwamasa
    Discrete Applied Mathematics, 238:106--114, 2018.
    Proceedings of the 10th Japanese-Hungarian Symposium on Discrete Mathematics and Its Applications (JH'17), pp.247--256, 2017.
  4. On a general framework for network representability in discrete optimization
    Yuni Iwamasa
    Journal of Combinatorial Optimization, to appear.
    Proceedings of the 4th International Symposium on Combinatorial Optimization (ISCO'16), LNCS 9849, pp.369--380, 2016.
  5. On $k$-submodular relaxation
    Hiroshi Hirai and Yuni Iwamasa
    SIAM Journal on Discrete Mathematics, 30(3):1726--1736, 2016.
    Proceedings of the 9th Hungarian-Japanese Symposium on Discrete Mathematics and Its Applications (HJ'15), pp.331--335, 2015.
  6. Threshold influence model for allocating advertising budgets
    Atsushi Miyauchi, Yuni Iwamasa, Takuro Fukunaga, and Naonori Kakimura
    Proceedings of the 32nd International Conference on Machine Learning (ICML'15), pp.1395--1404, 2015.
  7. Networks maximizing the consensus time of voter models
    Yuni Iwamasa and Naoki Masuda
    Physical Review E, 90, 012816, 2014.

Preprints

  1. A tractable class of binary VCSPs via M-convex intersection
    Hiroshi Hirai, Yuni Iwamasa, Kazuo Murota, and Stanislav Živný
    // the full version of STACS'18 paper [6]

International Talks

  1. Hiroshi Hirai, Yuni Iwamasa, Kazuo Murota, and Stanislav Živný
    Discrete convexity in binary VCSPs
    The 23rd International Symposium on Mathematical Programming (ISMP'18), Bordeaux, France, July 2018.
  2. Hiroshi Hirai, Yuni Iwamasa, Kazuo Murota, and Stanislav Živný
    Beyond JWP: A tractable class of binary VCSPs via M-convex intersection
    The 35th International Symposium on Theoretical Aspects of Computer Science (STACS'18), Caen, France, February--March 2018.
  3. Yuni Iwamasa, Kazuo Murota, and Stanislav Živný
    Discrete convexity in joint winner property
    The 19th Conference on Integer Programming and Combinatorial Optimization (IPCO'17), Waterloo, Canada, June 2017.
    // poster session
  4. Yuni Iwamasa
    The quadratic M-convexity testing problem
    The 10th Japanese-Hungarian Symposium on Discrete Mathematics and Its Applications (JH'17), Budapest, Hungary, May 2017.
  5. Yuni Iwamasa
    On a general framework for network representability in discrete optimization
    The 4th International Symposium on Combinatorial Optimization (ISCO'16), Salerno, Italy, May 2016.
  6. Hiroshi Hirai and Yuni Iwamasa
    On $k$-submodular relaxation
    The 9th Hungarian-Japanese Symposium on Discrete Mathematics and Its Applications (HJ'15), Fukuoka, Japan, June 2015.